# START Summit vs BlackQuantumOS

The clearest difference is update cadence: BlackQuantumOS at weekly against START Summit's every 3 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

START Summit ships an update every 3 months, BlackQuantumOS weekly. The most recent releases landed on September 26, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | START Summit | BlackQuantumOS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Weekly** |
| Size | 101 MB | 61 MB |
| Requires iOS | **15.6** | 16.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [START Global](https://appshunter.io/developer/1452233109) | [AIST Global LLC](https://appshunter.io/developer/1480823981) |

## What reviewers say

### START Summit

[App page](https://appshunter.io/ios/app/start-summit/id6445817380)

**Features:** macOS Compatibility

**In-app purchases:** none


### BlackQuantumOS

[App page](https://appshunter.io/ios/app/blackquantumos/id6776551474)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is START Summit free?

START Summit is free to download, with no in-app purchases.

### Is BlackQuantumOS free?

BlackQuantumOS is free to download, with no in-app purchases.

### Do START Summit or BlackQuantumOS have ads?

Neither START Summit nor BlackQuantumOS shows ads.

### Which is updated more often, START Summit or BlackQuantumOS?

START Summit ships an update every 3 months, and BlackQuantumOS weekly. Most recently, START Summit was updated on September 26, 2026 and BlackQuantumOS on October 6, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*